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Historical Markers in Keystone, South Dakota
Custer is the county seat for Custer County
Keystone is in Custer County
Custer County (51) ► ADJACENT TO CUSTER COUNTY Fall River County (19) ► Oglala Lakota County (3) ► Pennington County (80) ► Niobrara County, Wyoming (22) ► Weston County, Wyoming (17) ► Touch name on this list to highlight map location. Touch blue arrow, or on map, to go there.
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On Iron Mountain Road (U.S. 16A) near South Dakota Highway 244.
On Scenic State Highway 16A, on the left when traveling south.
On State Highway 244, 1.1 miles west of Iron Mountain Road (Alternate U.S. 16), on the right when traveling west.
On Iron Mountain Road (U.S. 16A).
Near State Highway 244, on the right when traveling west.
On Presidential Trail west of Highway 244, on the right when traveling west.
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May. 28, 2024